PHASE-DIAGRAM OF A LENNARD-JONES SOLID

被引:26
作者
CHOI, Y [1 ]
REE, T [1 ]
REE, FH [1 ]
机构
[1] LAWRENCE LIVERMORE NATL LAB,LIVERMORE,CA 94551
关键词
D O I
10.1063/1.465389
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
A phase diagram of a Lennard-Jones solid at kT/epsilon greater-than-or-equal-to 0.8 is constructed by our recent perturbation theory. It shows the stability of the face-centered-cubic phase except within a small pressure and temperature domain, where the hexagonal-close packed phase may occur. The theory predicts anharmonic contributions to the Helmholtz free energy (important to the crystal stability) in good agreement with Monte Carlo data.
引用
收藏
页码:9917 / 9919
页数:3
相关论文
共 15 条
  • [1] STUDIES IN MOLECULAR DYNAMICS .V. HIGH-DENSITY EQUATION OF STATE AND ENTROPY FOR HARD DISKS AND SPHERES
    ALDER, BJ
    HOOVER, WG
    YOUNG, DA
    [J]. JOURNAL OF CHEMICAL PHYSICS, 1968, 49 (08) : 3688 - &
  • [2] HARD SPHERE EQUATION OF STATE IN CLOSE-PACKED LIMIT
    ALDER, BJ
    YOUNG, DA
    MANSIGH, MR
    SALSBURG, ZW
    [J]. JOURNAL OF COMPUTATIONAL PHYSICS, 1971, 7 (03) : 361 - &
  • [3] CRYSTAL STABILITY OF HEAVY-RARE-GAS SOLIDS ON THE MELTING LINE
    CHOI, Y
    REE, T
    REE, FH
    [J]. PHYSICAL REVIEW B, 1993, 48 (05) : 2988 - 2991
  • [4] HARD-SPHERE RADIAL-DISTRIBUTION FUNCTIONS FOR FACE-CENTERED CUBIC AND HEXAGONAL CLOSE-PACKED PHASES - REPRESENTATION AND USE IN A SOLID-STATE PERTURBATION-THEORY
    CHOI, YM
    REE, T
    REE, FH
    [J]. JOURNAL OF CHEMICAL PHYSICS, 1991, 95 (10) : 7548 - 7561
  • [5] NEW MONTE-CARLO METHOD TO COMPUTE THE FREE-ENERGY OF ARBITRARY SOLIDS - APPLICATION TO THE FCC AND HCP PHASES OF HARD-SPHERES
    FRENKEL, D
    LADD, AJC
    [J]. JOURNAL OF CHEMICAL PHYSICS, 1984, 81 (07) : 3188 - 3193
  • [6] PRESSURE-INDUCED STRUCTURAL PHASE-TRANSITIONS IN SOLID XENON
    JEPHCOAT, AP
    MAO, HK
    FINGER, LW
    COX, DE
    HEMLEY, RJ
    ZHA, CS
    [J]. PHYSICAL REVIEW LETTERS, 1987, 59 (23) : 2670 - 2673
  • [7] A PERTURBATION-THEORY OF CLASSICAL SOLIDS
    KANG, HS
    REE, T
    REE, FH
    [J]. JOURNAL OF CHEMICAL PHYSICS, 1986, 84 (08) : 4547 - 4557
  • [8] A PERTURBATION-THEORY OF CLASSICAL EQUILIBRIUM FLUIDS
    KANG, HS
    LEE, CS
    REE, T
    REE, FH
    [J]. JOURNAL OF CHEMICAL PHYSICS, 1985, 82 (01) : 414 - 423
  • [9] KIM JH, 1989, J CHEM PHYS, V91, P3131
  • [10] CRYSTALS FROM 1ST PRINCIPLES
    MADDOX, J
    [J]. NATURE, 1988, 335 (6187) : 201 - 201